Spine
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Literature review and retrospective case-control study (level 3 evidence) examining 50 adolescent idiopathic scoliosis (AIS) (Lenke I or II curve) cases with 32 healthy controls of the same age. The sagittal profiles were measured preoperatively, 6 months, and 2 years after surgery and compared with those of age-matched controls at baseline. ⋯ 3.
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Biomechanical and radiographical study on cadaveric spines. ⋯ N/A.
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Comparative Study
Posterolateral Lumbar Arthrodesis With and Without Interbody Arthrodesis for L4-L5 Degenerative Spondylolisthesis: A Comparative Value Analysis.
Independent retrospective review of prospectively collected data, comparative cohort study. ⋯ 3.
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Survey of spine surgeons and biomechanical comparison of screw pullout forces. ⋯ 3.